Feature 1.Dual band 2.4/5Ghz 300/450Mbps wireless speed, adopting advanced IEEE 802.11N technology, multiple antenna arrays composed of independent antennas, can dynamically adjust the beam, to ensure that WLAN users receive a stable signal, and can reduce the interference of other signals 2.2.4G and 5G dual-band coexistence, dual-band Wifi device has the advantage of stronger anti-interference ability, more stable WiFi wireless signal, faster transmission speed, and can make wireless devices more power saving, to meet the future of high-definition and Big data wireless transmission needs 3.PCI-E network card fits desktop with PCI-E X1 / X4 / X8 / X16 interface 4.Security feature WIE5102 supports Soft AP function for fast and convenient surfing the internet 5.Engineered 2 x 2dBi detachable external antenna. External antenna to improve WiFi coverage and performance Specifications Product Name:WiFi PCI-E Network Card Color:As shown in the pictures Dual Band:2.4Ghz/5Ghz Transmission Rate:300Mbps/450Mbps Frequency:2.1-2.1835GHZ Connector Type:PCI-E X1 / X4 / X8 / X16 Antenna:2 x 2dBi Security Feature:WPA-PSK / WPA2-PSK WEP WPA / WPA2 Transmitting Power:Up to 30DBM90 Note The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Package Included WiFi PCI-E Network Card Dual band 2.4/5Ghz 300/450Mbps wireless speed, adopting advanced IEEE 802.11N technology, multiple antenna arrays composed of independent antennas, can dynamically adjust the beam, to ensure that WLAN users receive a stable signal, and can reduce the interference of other signals 2.4G and 5G dual-band coexistence, dual-band Wifi device has the advantage of stronger anti-interference ability, more stable WiFi wireless signal, faster transmission speed, and can make wireless devices more power saving, to meet the future of high-definition and Big data wireless transmission needs PCI-E network card fits desktop with PCI-E X1 / X4 / X8 / X16 interface Security feature WIE5102 supports Soft AP function for fast and convenient surfing the internet Engineered 2 x 2dBi detachable external antenna. External antenna to improve WiFi coverage and performance